SB2024021933 - Remote denial of service in Linux kernel bluetooth device driver



SB2024021933 - Remote denial of service in Linux kernel bluetooth device driver

Published: February 19, 2024

Security Bulletin ID SB2024021933
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Adjecent network
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Race condition (CVE-ID: CVE-2024-24860)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a race condition within the {min,max}_key_size_set() function in the Linux kernel bluetooth device driver. A remote attacker with physical proximity to device can send specially crafted packets to the system and crash the kernel.


Remediation

Install update from vendor's website.